PARASITIC INFESTATIONS

SCABIES

Causative Agent• Sarcoptes scabiei var hominis• (or) Acarus scabiei• (or) Itch mite

MORPHOLOGY• MALE MITE

FEMALE with unhatched larvae

LIFE CYCLE

CLINICAL MANIFESTATIONS

Scabetic Burrow

SITES, ‘Circle of Hebra’

Type of Lesions in Scabies

Scabies in Bilateral Interdigital Spaces

Scabies in Flexor Aspect of Wrist

COMPLICATIONS

• 1)Secondary Bacterial Infections

• 2)Eczematisation

• 3)Rarely Acute Glomerulonephritis

CLINICAL TYPES

• 1)Norwegian Scabies

• 2)Clean Scabies

• 3)Scabies Galeusus

• 4)Scabies Incognito

• 5)Nodular Scabies

• 6)Scabies in Bedridden

• 7)Scabies in Infants

NORWEGIAN SCABIES

SCABIES GALEUSUS

NODULAR SCABIES

SCABIES IN INFANTS

LAB DIAGNOSIS1)LESION SUITED FOR

DIAGNOSIS

2) IDENTIFICATION OF BURROW

3) DEMONSTRATION OF MITE ; SCABYLA ; EGG

TREATMENT• ANTISCABETICS (TOPICAL)• 1)Gamma-hexachlorohexane• 2)Benzyl Benzoate• 3)Tetraethylthiuram monosulphide• 4)Crotamiton• 5)Sulphur• 6)permethrine 7)lindane• ORAL ANTISCABETIC : ivermectin• TREATMENT OF COMPLICATIONS• TREATMENT OF CONTACTS• PREVENTION OF REINFECTION

PROGRESS OF DISEASE WITH TREATMENT

Pretreatment Lesion

Scabetic Lesion On Treatment

After Treatment

THANK YOU

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